JIS Blue Wool Lightfastness Standard

JIS Blue Wool Lightfastness Standard Test Standards: JIS L0841 JIS L0841 Blue Scale Class 1, Size 45 x 50 cm,

AATCC Blue Wool Lightfastness Standard

AATCC Blue Wool Lightfastness Standard, size 50x75cm Test Standards: AATCC 16 Description: Size: 50 x 75 cm, pc   Use